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<h1>Copper(I) oxide, Cu<sub>2</sub>O</h1>

Copper(I) oxide (Cu<sub>2</sub>O) is a reddish compound that has applications in a variety of fields including electronics, catalysis, and optics. It forms naturally as a mineral known as cuprite, but can also be synthesized for specific applications. In the context of optics, Cu<sub>2</sub>O has been studied for its potential use in photonic devices, owing to its direct band gap. While it isn't commonly used in mainstream optical components, its unique optical properties are being explored for potential use in specialized photonic applications, such as in the development of photodetectors or light-emitting diodes (LEDs). Overall, Copper(I) oxide's versatility extends beyond its traditional roles in metallurgy and catalysis, holding promise for specialized optical applications.

<h2>Other names</h2>
<ul>
<li>Cuprous oxide</li>
<li>Dicopper oxide</li>
<li>Red copper oxide</li>
<li>Copper oxide</li>
</ul>

<h2>Mineral</h2>
<ul>
<li>Cuprite</li>
</ul>

<h2>External links</h2>
<ul>
<li><a href="https://en.wikipedia.org/wiki/Copper(I)_oxide">Copper(I) oxide - Wikipedia</a></li>
<li><a href="https://www.webelements.com/compounds/copper/dicopper_oxide.html">Dicopper oxide - WebElements</a></li>
<li><a href="https://en.wikipedia.org/wiki/Cuprite">Cuprite - Wikipedia</a></li>
</ul>
